Professional motion detectors, light barriers, magnetic contacts, glass break detectors or electrical locks for securing doors, windows, interior or exterior skin are the right accessories for planning a secure wired alarm system.Product features:Magnetic contact for installation in windows/doors. White plastic housing. 2-wire alarm line. Pre-assembled 2-wire cable (length 0.5m). Delivery includes magnet.Technical data:Dimensions: Length 33 mm. Mounting hole: 8.0 mmInstallation instructions:Note: